Photoresist Chemicals 1-Propanol, 3-[2-[2-amino-4-(methylamino)pyrido[2,3-d]pyrimidin-7-yl]-3-fluorophen oxy]-, 2,2,2-trifluoroacetate (1:1) Cas:921848-08-0 Molecular Formula:C17H18FN5O2.C2HF3O2